Merge branch 'amaeldoe-master'

* amaeldoe-master:
  Add python runtime test for dynamically added attributes
  Attribute of SWIG wrapped classes instances were overwritten on __init__()
  Fix SwigPyObject->dict memory leak
  Make __dict__ accessible for Python builtin classes

Examples/test-suite/python/struct_value_runme.py

@@ -7,3 +7,24 @@ if b.a.x != 3: raise RuntimeError
 
 b.b.x = 3
 if b.b.x != 3: raise RuntimeError
+
+
+# Test dynamically added attributes - Github pull request #320
+b.added = 123
+
+if b.added != 123:
+  raise RuntimeError("Wrong attribute value")
+
+if not b.__dict__.has_key("added"):
+  raise RuntimeError("Missing added attribute in __dict__")
+
+class PyBar(struct_value.Bar):
+  def __init__(self):
+    self.extra = "hi"
+    struct_value.Bar.__init__(self)
+
+pybar = PyBar()
+if not pybar.__dict__.has_key("extra"):
+  raise RuntimeError("Missing extra attribute in __dict__")
+if pybar.extra != "hi":
+  raise RuntimeError("Incorrect attribute value for extra")